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-rw-r--r--tools/firewire/nosy-dump.h174
1 files changed, 174 insertions, 0 deletions
diff --git a/tools/firewire/nosy-dump.h b/tools/firewire/nosy-dump.h
new file mode 100644
index 000000000..69e5e594f
--- /dev/null
+++ b/tools/firewire/nosy-dump.h
@@ -0,0 +1,174 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __nosy_dump_h__
+#define __nosy_dump_h__
+
+#define array_length(array) (sizeof(array) / sizeof(array[0]))
+
+#define ACK_NO_ACK 0x0
+#define ACK_DONE(a) ((a >> 2) == 0)
+#define ACK_BUSY(a) ((a >> 2) == 1)
+#define ACK_ERROR(a) ((a >> 2) == 3)
+
+#include <stdint.h>
+
+struct phy_packet {
+ uint32_t timestamp;
+ union {
+ struct {
+ uint32_t zero:24;
+ uint32_t phy_id:6;
+ uint32_t identifier:2;
+ } common, link_on;
+
+ struct {
+ uint32_t zero:16;
+ uint32_t gap_count:6;
+ uint32_t set_gap_count:1;
+ uint32_t set_root:1;
+ uint32_t root_id:6;
+ uint32_t identifier:2;
+ } phy_config;
+
+ struct {
+ uint32_t more_packets:1;
+ uint32_t initiated_reset:1;
+ uint32_t port2:2;
+ uint32_t port1:2;
+ uint32_t port0:2;
+ uint32_t power_class:3;
+ uint32_t contender:1;
+ uint32_t phy_delay:2;
+ uint32_t phy_speed:2;
+ uint32_t gap_count:6;
+ uint32_t link_active:1;
+ uint32_t extended:1;
+ uint32_t phy_id:6;
+ uint32_t identifier:2;
+ } self_id;
+
+ struct {
+ uint32_t more_packets:1;
+ uint32_t reserved1:1;
+ uint32_t porth:2;
+ uint32_t portg:2;
+ uint32_t portf:2;
+ uint32_t porte:2;
+ uint32_t portd:2;
+ uint32_t portc:2;
+ uint32_t portb:2;
+ uint32_t porta:2;
+ uint32_t reserved0:2;
+ uint32_t sequence:3;
+ uint32_t extended:1;
+ uint32_t phy_id:6;
+ uint32_t identifier:2;
+ } ext_self_id;
+ };
+ uint32_t inverted;
+ uint32_t ack;
+};
+
+#define TCODE_PHY_PACKET 0x10
+
+#define PHY_PACKET_CONFIGURATION 0x00
+#define PHY_PACKET_LINK_ON 0x01
+#define PHY_PACKET_SELF_ID 0x02
+
+struct link_packet {
+ uint32_t timestamp;
+ union {
+ struct {
+ uint32_t priority:4;
+ uint32_t tcode:4;
+ uint32_t rt:2;
+ uint32_t tlabel:6;
+ uint32_t destination:16;
+
+ uint32_t offset_high:16;
+ uint32_t source:16;
+
+ uint32_t offset_low;
+ } common;
+
+ struct {
+ uint32_t common[3];
+ uint32_t crc;
+ } read_quadlet;
+
+ struct {
+ uint32_t common[3];
+ uint32_t data;
+ uint32_t crc;
+ } read_quadlet_response;
+
+ struct {
+ uint32_t common[3];
+ uint32_t extended_tcode:16;
+ uint32_t data_length:16;
+ uint32_t crc;
+ } read_block;
+
+ struct {
+ uint32_t common[3];
+ uint32_t extended_tcode:16;
+ uint32_t data_length:16;
+ uint32_t crc;
+ uint32_t data[0];
+ /* crc and ack follows. */
+ } read_block_response;
+
+ struct {
+ uint32_t common[3];
+ uint32_t data;
+ uint32_t crc;
+ } write_quadlet;
+
+ struct {
+ uint32_t common[3];
+ uint32_t extended_tcode:16;
+ uint32_t data_length:16;
+ uint32_t crc;
+ uint32_t data[0];
+ /* crc and ack follows. */
+ } write_block;
+
+ struct {
+ uint32_t common[3];
+ uint32_t crc;
+ } write_response;
+
+ struct {
+ uint32_t common[3];
+ uint32_t data;
+ uint32_t crc;
+ } cycle_start;
+
+ struct {
+ uint32_t sy:4;
+ uint32_t tcode:4;
+ uint32_t channel:6;
+ uint32_t tag:2;
+ uint32_t data_length:16;
+
+ uint32_t crc;
+ } iso_data;
+ };
+};
+
+struct subaction {
+ uint32_t ack;
+ size_t length;
+ struct list link;
+ struct link_packet packet;
+};
+
+struct link_transaction {
+ int request_node, response_node, tlabel;
+ struct subaction *request, *response;
+ struct list request_list, response_list;
+ struct list link;
+};
+
+int decode_fcp(struct link_transaction *t);
+
+#endif /* __nosy_dump_h__ */